//#define _CRT_SECURE_NO_WARNINGS

#include <iostream>
using namespace std;

class stu
{
public:
    void set_day();
    void print_day();
private:
    int year = 0;
    int month = 0;
    int day = 0;
};

void stu::set_day()
{
    scanf("%d %d %d", &year, &month, &day);
}

void stu::print_day()
{
    printf("%d/%d/%4d", day, month, year);
}

int main()
{
    stu s1;
    s1.set_day();
    s1.print_day();
}